[go: nahoru, domu]

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// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef HEADLESS_LIB_HEADLESS_CONTENT_MAIN_DELEGATE_H_
#define HEADLESS_LIB_HEADLESS_CONTENT_MAIN_DELEGATE_H_
#include <memory>
#include <string>
#include "build/build_config.h"
#include "content/public/app/content_main_delegate.h"
#include "content/public/browser/content_browser_client.h"
#include "content/public/renderer/content_renderer_client.h"
#include "headless/lib/headless_content_client.h"
#include "headless/public/headless_browser.h"
#include "headless/public/headless_export.h"
#include "third_party/abseil-cpp/absl/types/optional.h"
namespace base {
class CommandLine;
} // namespace base
namespace headless {
class HeadlessBrowserImpl;
// Exported for tests.
class HEADLESS_EXPORT HeadlessContentMainDelegate
: public content::ContentMainDelegate {
public:
explicit HeadlessContentMainDelegate(
std::unique_ptr<HeadlessBrowserImpl> browser);
HeadlessContentMainDelegate(const HeadlessContentMainDelegate&) = delete;
HeadlessContentMainDelegate& operator=(const HeadlessContentMainDelegate&) =
delete;
~HeadlessContentMainDelegate() override;
private:
// content::ContentMainDelegate implementation:
absl::optional<int> BasicStartupComplete() override;
void PreSandboxStartup() override;
absl::variant<int, content::MainFunctionParams> RunProcess(
const std::string& process_type,
content::MainFunctionParams main_function_params) override;
absl::optional<int> PreBrowserMain() override;
#if BUILDFLAG(IS_WIN)
bool ShouldHandleConsoleControlEvents() override;
#endif
content::ContentClient* CreateContentClient() override;
content::ContentBrowserClient* CreateContentBrowserClient() override;
content::ContentUtilityClient* CreateContentUtilityClient() override;
content::ContentRendererClient* CreateContentRendererClient() override;
absl::optional<int> PostEarlyInitialization(InvokedIn invoked_in) override;
#if BUILDFLAG(IS_MAC)
void PlatformPreBrowserMain();
#endif
// TODO(caseq): get rid of this method and GetInstance(), tests should get
// browser through other means.
// Note this is nullptr in processes other than the browser.
HeadlessBrowserImpl* browser() const { return browser_.get(); }
#if BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS)
void ZygoteForked() override;
#endif
friend class HeadlessBrowserTest;
static HeadlessContentMainDelegate* GetInstance();
void InitLogging(const base::CommandLine& command_line);
void InitCrashReporter(const base::CommandLine& command_line);
// Other clients may retain pointers to browser, so it should come
// first.
std::unique_ptr<HeadlessBrowserImpl> const browser_;
std::unique_ptr<content::ContentRendererClient> renderer_client_;
std::unique_ptr<content::ContentBrowserClient> browser_client_;
std::unique_ptr<content::ContentUtilityClient> utility_client_;
HeadlessContentClient content_client_;
};
} // namespace headless
#endif // HEADLESS_LIB_HEADLESS_CONTENT_MAIN_DELEGATE_H_